TY  - BOOK
AU  - Yadav P R
TI  - A textbook of environmental science
SN  - 9788184111231
U1  - 333.7 
PY  - 2022///
CY  - New Delhi
PB  - Sonali Publications
KW  - Economics
KW  - Environmental science
KW  - Social  Sciences
ER  -